Discover how researchers are using Tamm plasmonic photonic crystals and antimony trisulfide to create reconfigurable color ...

Researchers at the Dalian University of Technology and the University of Hong Kong have developed a novel method for creating dynamically ...

What color is moonlight typically, and what other colors can moonlight look like from our perspective on Earth?

Your blood is also red because of a mixture of iron and oxygen in a molecule called hemoglobin. So in a way, the ancient connection between the planet Mars and blood wasn’t completely wrong. Rust, ...

Pink hair can look great on curly hair, as seen here on Natasha Lyonne. This is almost a coral color (and looks great with ...

The world is awash with the color purple — lavender flowers, amethyst gemstones, plums, eggplants and purple emperor butterflies. But if you look closely at the visible-light portion of the ...

This is how some types of night-vision goggles work: They can see light in the infrared spectrum as well as the visible color spectrum.

This is how some types of night-vision goggles work: They can see light in the infrared spectrum as well as the visible color spectrum.

The aurora on Mars has been captured in a photograph for the first time. Elise Wright Knutsen, at the University of Oslo, has been checking solar ...

This is how some types of night-vision goggles work: They can see light in the infrared spectrum as well as the visible color spectrum.